Related Clues:
- Entry mechanism
- Animal blocker
- Subway entrance turner
- It makes a turn at the entrance
- Fixture at a subway entrance
- Crowd-controlling gate, at entrance to sports-ground say
- Subway gate
- Arena entrance feature
- Animal stopper
- Fence bridger
- Underground item frequently swiped
- Metro barrier
- Climbing frame -- for ramblers?
- 'Vessels' in title needing changing -- it's a pivotal passage
- Means of entry in ground lest I should emerge?